diff options
Diffstat (limited to 'framebuffer/gui.c')
| -rw-r--r-- | framebuffer/gui.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/framebuffer/gui.c b/framebuffer/gui.c index 7eae2b630..2689ffd8b 100644 --- a/framebuffer/gui.c +++ b/framebuffer/gui.c @@ -472,12 +472,18 @@ void gui_multitask(void) void gui_poll(bool active) { nsfb_event_t event; - int timeout = 0; + int timeout; - active |= schedule_run() | redraws_pending; + /* run the scheduler and discover how long to wait for the next event */ + timeout = schedule_run(); - if (!active) - timeout = -1; + /* if active do not wait for event, return immediately */ + if (active) + timeout = 0; + + /* if redraws are pending do not wait for event, return immediately */ + if (redraws_pending) + timeout = 0; if (fbtk_event(fbtk, &event, timeout)) { if ((event.type == NSFB_EVENT_CONTROL) && |